# packages/attachments/www/download/index.vuh

ad_page_contract {

    Virtual URL handler for file downloads

    @author Ben Adida
    @creation-date 2 July 2002
    @cvs-id $Id: index.vuh,v 1.1.1.1 2002/07/09 17:35:01 rmello Exp $
} {
    object_id:integer,notnull
    attachment_id:integer,notnull
}

# Permission check
permission::require_permission -object_id $object_id -privilege read

# Get the live version 
# (and check that this is the right attachment while we're at it)
set version_id [db_string select_version_id {} -default {}]

if {[empty_string_p $version_id]} {
    ad_return_complaint "bad attachment"
    ad_script_abort
    return
}

cr_write_content -revision_id $version_id